Sight glasses

Series of sight glasses for high pressure applications

Danfoss SGP is a series of sight glasses for high pressure applications. SGP is available in versions optimized for refrigerants with mineral oil e.g. HCFC, and in versions optimized for non-flammable HFC refrigerants.

SGP for food retail refrigeration is available with flare, solder and socket connections, and with and without moisture indicators.

Features and benefits

Good visibility to indicate flow conditions
Low leakage
Long service life
Extra safety with MWP 52 bar
Reliability of products ensures less leakage and long life time
Fast react indicator provides early warning to prevent excessive liquid

Application Development Centers

Partner up with us to prepare for the future. At our global Application Development Centers we offer a collaborative environment with expert support and state-of-the-art test facilities for refrigeration and air conditioning.

We are Engineering Tomorrow. Together. Today.

Documents

Documents
Type	Name	Language	Valid for	Updated	Download	File type
Article	Food safety Focus on system performance, reliability and connectivity	English	Multiple	26 Mar, 2025	936.9 KB	.pdf
Article	Food safety Focus on system performance, reliability and connectivity	Portuguese	Brazil	22 Oct, 2025	1.4 MB	.pdf
Brochure	SGP brochure	Italian	Multiple	05 Nov, 2014	342.5 KB	.pdf
Brochure	SGP brochure	Russian	Multiple	06 Nov, 2014	360.4 KB	.pdf
Brochure	SGP brochure	Chinese	Multiple	05 Nov, 2014	396.9 KB	.pdf
Brochure	SGP brochure	French	Multiple	05 Nov, 2014	359.8 KB	.pdf
Brochure	SGP brochure	Spanish, Castilian	Multiple	05 Nov, 2014	343.5 KB	.pdf
Brochure	SGP brochure	German	Multiple	05 Nov, 2014	377.5 KB	.pdf
Brochure	SGP brochure	Portuguese	Multiple	05 Nov, 2014	341.2 KB	.pdf
Brochure	SGP brochure	English	Multiple	05 Nov, 2014	352.8 KB	.pdf

Software

The truth is Cool(selector®2)

Coolselector®2 features unbiased calculations for the selection of refrigeration and air conditioning components based on the user’s requirements or based on standard operating conditions.

Try Coolselector®2 now for free

Learn more about SGP sight glasses

Avoid counterfeits

Watch out for counterfeits to protect your image

Fake products give your business as well as our company a bad name. Therefore, we are doing everything we can to fight the counterfeits. Read more about how to make sure that the product you buy is genuine Danfoss quality.

Learn how to uncover counterfeit products